Loudspeaker



FIG. 1 is a perspective view of a loudspeaker, showing my new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a bottom view thereof.

FIG. 5 is a top view thereof; and,

FIG. 6 is a right side elevational view thereof, the left side elevational view being a mirror image thereof.

The broken lines in the figures illustrate the portions of the design that form no part of the claimed design. 

CLAIM The ornamental design for a loudspeaker, as shown and described. 